MICHALSKI, M. Bibliophile passion of Bishop Ludwik Łętowski (1786-1868). Saeculum Christianum. Historical Writings, [S. l.], v. 30, n. 1, p. 184-``199, 2023. DOI: 10.21697/sc.2023.30.1.13. Disponível em: https://czasopisma.uksw.edu.pl/index.php/sc/article/view/13339. Acesso em: 20 may. 2024.